diff --git a/exo/28/18.md b/exo/28/18.md
index c1dbd2c91a..de8f815719 100644
--- a/exo/28/18.md
+++ b/exo/28/18.md
@@ -1,3 +1,7 @@
+# emerald ... diamond
+
+These are precious stones.
+
 # sapphire
 
 This is a gemstone that is blue in color. See how you translated this in [Exodus 24:10](../24/10.md).